Extreme Networks 12800 Series Hardware Installation Manual page 96

Installing Power Supply Units
Table 21: Recommended Installation Sequence (View from Rear of Chassis)
Left Power Supply Bays
Installation # 1
Installation # 2
NOTE
A minimum of two Extreme Networks 325 W AC PSUs are required to run a BlackDiamond 12802 switch.
WARNING!
Do not put your hand into an open power supply bay when a power supply is not present. Empty power supply bays
require a cover plate at all times.
CAUTION
Do not slam the Extreme Networks 325 W AC PSU into the system backplane.
CAUTION
To prevent an electrical hazard, make sure before you install the PSU in the power supply bay that the AC power
cord is not connected to the PSU.
Figure 57: Installing a 325 W AC PSU
AC PSU
4 To secure the 325 W AC PSU in the power supply bay, align and tightening the two captive screws
on the PSU front panel. As you tighten the screws, work from left to right (see
96
Right Power Supply Bays
Installation # 3
(If empty, cover plate is required.)
Installation # 4
(If empty, cover plate is required.)
Chassis
BlackDiamond 12800 Series Switches Hardware Installation Guide
Torino AC PSU_01
Figure 58).